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These P's are considered the three P's in treating insomina.
What is:
1. Predisposing Factors: (increase in physiological, emotional, cognitive arousal, personality factors....easy to anger, worry, stress).
2. Precipitating Factors: (medical illness....pain, asthma, allergies, sleep apnea, RLS).
3. Perpetuating Factors: sleeping late on weekends, napping to catch up.